Industrial Rock Wool Batts for Boiler Rooms 70 cm Wide from Mexico
Heavy-duty rock wool batts 70 cm wide for high-temperature boiler room insulation, enduring 1000°F continuous exposure. Classified HTS 6806.10.00.40 as mineral wools in large batts for industrial heat insulation, excluding tools (82) or electrical insulators (8546). Semi-rigid for easy handling.
Duty Rate — Mexico → United States
13.9%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide industrial end-use letter if > commercial retail to justify valuation
• Test for shot content (<5%) and fiber index to prove quality grade